Search tips
Showing 20 results View by: Thread Post Sort by
    Answered

  • LP8865Z-Q1: Driving a single LED

    Resolved
    Part Number: LP8865Z-Q1 Hi! We were considering using LP8865Z-Q1 to drive a 2.8V@400mA single LED. Board space is a constraint so we wanted to use a small inductor which would be sized according to our load. Are there any limitations when dimensioning…
    • Resolved

  • LP8865Z-Q1: Input capacitor howling

    Part Number: LP8865Z-Q1 Hello If the power input is a 1000HZ 0-12V square wave, input capacitor whistling may occur. What could be the cause of this and which part of the peripheral circuit of the chip can be improved to solve it

  • LP8865Z-Q1: Design Calculator

    Part Number: LP8865Z-Q1 Tool/software: Hello TI Team, I am in process of design LED backlight controller using LP8865ZQDMTRQ1 in two different applications. It would be helpful if you could share design calculator tool for this controller. Thanks, …

  • LP8865Z-Q1: Working junction temperature

    Part Number: LP8865Z-Q1 Tool/software: Hello, I saw in the specification sheet that the working environment temperature is 125℃ and the maximum junction temperature is also 125℃. Are there any conflicts between these two? Because in an environment of…
    • Answered

  • LP8865Z-Q1: Design Calculator Tools

    Resolved
    Part Number: LP8865Z-Q1 Tool/software: Hello TI Team, We are in process of design LED backlight controller using LP8865Z in our application, it would be helpful if you can share design calculator tool for the same, in the datasheet there are few missing…
    • Resolved
    • Answered

  • LP8865Z-Q1: Max. output current when using PWM

    Resolved
    Part Number: LP8865Z-Q1 Tool/software: We will use the LP8865 in our product; we will set ADIM to 100% and use PWM at 30Hz with a 2ms on duty time. I would like to ask: The datasheet states ‘Up to 2-A output current in buck topology,’ does this mean…
    • Resolved

  • LP8865Z-Q1: PSpice simulations files

    Part Number: LP8865Z-Q1 Tool/software: Design for powering and control 2 leds 1A with thermal regulation. Automotive project.

  • LP8865Z-Q1: Current sense resistor and its impact on the output.

    Part Number: LP8865Z-Q1 Tool/software: Hi, I am using LP8865Z current controller IC for a lighting system prototype. The current sense resistor is kept as per the IC datasheet to fix the output current, however, the current observed on the prototype circuit…
    • Answered

  • LP8865Z-Q1: microcontroller with CAN bus

    Resolved
    Part Number: LP8865Z-Q1 Other Parts Discussed in Thread: MSPM0G3507-Q1 Tool/software: I am looking for an AEC-Q100 grade 1 qualified microcontroller with one CAN controller, NOR Flash, ISO 26262 ASIL B, and able to interface with at least 2 LP8865Z Drivers…
    • Resolved

  • LP8865Z-Q1: Powering up EN pin with VCC

    Part Number: LP8865Z-Q1 Tool/software: Hi, I am working with LP8865Z-Q1 and want to confirm if the EN/PWM pin can pulled up to the VCC pin as in the image. Please respond at the earliest.

Didn't find what you are looking for? Post a new question.